efficient government building in the united states today, if not the world. and it is an example that the entire united states can look to and say, that's what we need to do to save our city hundreds of millions of dollars in energy consumption a year and set an example to everybody of how to save energy, to be green, to be sustainable, to be responsible. the city is leading the way. >> it will be immediately recognizable and iconic from various parts of the city or even if you see a picture. that's the sfpuc building. it's a wonderful building. ♪ ♪ >> hey, san franciscans, here with the weekly buzz. it's the first week in february, and we have things that won't break the bank, they for all free. this tuesday, february 5 is free admission date for top museums. the dm and the leg end of honor. and after the trip to the museum, take a trip to the zoo, and offering free admission to residents. enjoy seeing all species in their surroundings, and other activities throughout the day. and if you are a baseball fan, i have a giant treat for you, this saturday at at&t park. the event